Patents Post-Grant: CAFC Finds PTAB More Than Mere Umpirehttp://www.lexisnexis.com/legalnewsroom/intellectual-property/b/patent-law-blog/archive/2013/02/11/patents-post-grant-cafc-finds-ptab-more-than-mere-umpire.aspxOver the years, the PTAB has shed it&#39;s &quot;super-examiner&quot; role to more of that of an umpire- calling balls and strikes. That is to say, the PTAB has drifted toward a relatively narrower view of the scope of issues it will substantively reviewen-US6.x Production